This free eBook converter can batch convert a massive amount of eBooks in a short time to the format that suits your devices. It is a multithreaded converter with ability to run up to 16 conversion tasks simultaneously. It provides conversion presets for Amazon Kindle, iRiver Story, B&N Nook, Kobo, Sony Reader, iPad, iPhone, Android devices and many other tablets and mobile phones that have eBook reading ability, more than 200!